Flapper valve housing for a concrete pump or the like



FIG. 1 is a top plan view of the flapper valve housing for a concrete pump, or the like, showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a left side elevational view thereof; and

FIG. 7 is a sectional view taken on line 7--7 of FIG. 1. 

The ornamental design for a flapper valve housing for a concrete pump or the like, substantially as shown. 